Page 1
Powerex, Inc., Hillis S treet, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Dual Diode Isolated Module
600 Amperes / Up to 2400 Volts
Revision Date: 11/5/2002
LD41__60
Ordering Information
:
Select the complete eight-digit
module part number from the table
below.
Example: LD412460 is a 2400V,
600 Ampere Dual Diode Isolated
POW-R-BLOK
TM
Module.
Type
Voltage
Volts
(x100)
Current
Amperes
(x10)
LD41 08
10
12 to 24
60
LD41__60
Dual Diode
POW-R-BLOK
TM
Module
600 Amperes / 800-2400 Volts
LD41 Outline Dimensions
Dimension Inches Millimeters
A 5.91 150.0
B 4.88 124.0
C 4.41 112.0
D 2.36 60.0
E 2.05 52.0
F 1.97 50.0
G 1.89 48.0
H 1.73 44.0
J 1.22 31.0
K 1.10 28.0
L 1.00 25.4
M 0.69 17.5
N 0.39 10.0
P M10 Metric M10
Q 0.26 Dia. 6.5 Dia.
R 0.24 6.0
S 0.12 3.0
T .110 x .032 2.5 x 0.8
Note: Dimensions are for reference only.
Description:
Powerex Dual Diode Modules are
designed for use in applications
requiring rectification and isolated
packaging. The modules are isolated
for easy mounting with other
components on a common heatsink.
POW-R-BLOK
TM
has been tested and
recognized by the Underwriters
Laboratories.
Features:
T Electrically Isolated Heatsinking
T Aluminum Nitride Isolator
T Compression Bonded Elements
T Metal Baseplate
T Low Thermal Impedance
for Improved Current Capability
T UL Recognized
Benefits:
T No Additional Insulation
Components Required
T Easy Installation
T No Clamping Components
Required
T Reduce Engineering Time
Applications:
T Bridge Circuits
T AC & DC Motor Drives
T Battery Supplies
T Power Supplies
T Large IGBT Circuit Front Ends
CONNECTION DIAGRAM
12
3
J F
C
B
A
R
L H
Q - DIA. (4
TYP.)
P - M10 THD (3
TYP.)
K DG
M
N
S
E
1
2
3
OUTLINE DRAWING
Page 2
Powerex, Inc., Hillis S treet, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Dual Diode Isolated Module
600 Amperes / Up to 2400 Volts
Revision Date: 11/5/2002
LD41__60
Absolute Maximum Ratings
Characteristics Conditions Symbol Units
Repetitive Peak Reverse Blocking Voltage V
RRM
up to 2400 V
Non-Repetitive Peak Reverse Blocking Voltage
(t < 5 msec)
V
RSM
V
RRM
+ 100 V
RMS Forward Current I
F(RMS)
950 A
Average Forward Current 180° Conduction, TC=106°C I
F(AV)
600 A
Peak One Cycle Surge Current, Non-Repetitive 60 Hz, 100% V
RRM
reapplied
50 Hz, 100% V
RRM
reapplied
I
FSM
I
FSM
21000
19000
A
A
Peak Three Cycle Surge Current, Non-Repetitive 60 Hz, 100%V
RRM
reapplied I
FSM
15,500 A
Peak Ten Cycle Surge Current, Non-Repetitive 60 Hz, 100% V
RRM
reapplied I
FSM
13,000 A
I2t for Fusing for One Cycle 8.3 milliseconds
10 milliseconds
I2t
I
2
t
1,840,000
1,810,000
A
2
sec
A
2
sec
Operating Temperature TJ -40 to +150 °C
Storage Temperature T
stg
-40 to +150 °C
Max. Mounting Torque, M6 Mounting Screw 55
6
in. – Lb.
Nm
Max. Mounting Torque, M10 Terminal Screw 110
12
in. – Lb.
Nm
Module Weight, Typical 1500 g
3.30 lb
V Isolation @ 25C
V
rms
3000 V
Page 3
Powerex, Inc., Hillis S treet, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Dual Diode Isolated Module
600 Amperes / Up to 2400 Volts
Revision Date: 11/5/2002
LD41__60
Electrical Characteristics, TJ=25°C unless otherwise specified
Characteristics Symbol Test Conditions Min. Max.
Units
Repetitive Peak Reverse Leakage Current I
RRM
Up to 2400V, TJ=150°C 40 mA
Peak On-State Voltage VFM
T
J
=150°C, IFM=1800A
1.19 V
Threshold Voltage, Low-level
Slope Resistance, Low-level
V
(TO)1
r
T1
T
J
= 150°C, I = 15%I
F(AV)
to πI
F(AV)
0.747
0.243 V mΩ
Threshold Voltage, High-level
Slope Resistance, High-level
V
(TO)2
r
T2
T
J
= 150°C, I = πI
F(AV)
to I
FSM
0.914
0.145 V mΩ
VTM Coefficients, Full Range
TJ = 150°C, I = 15%I
F(AV)
to I
FSM
V
TM
= A+ B Ln I +C I + D Sqrt I
A =
B =
C =
D =
5.05E-01
3.44E-02
8.13E-05
6.57E-03
Thermal Characteristics
Characteristics Symbol
Max. Units
Thermal Resistance, Junction to Case
R
ΘJ-C
Per Module, both conducting
Per Junction, both conducting
0.0325
0.0650
°C/W
°C/W
Thermal Impedance Coefficients
Z
Θ
J-C
Z
Θ
J-C
= K1 (1-exp(-t/
τ
1
))
+ K
2
(1-exp(-t/
τ
2
))
+ K
3
(1-exp(-t/
τ
3
))
+ K
4
(1-exp(-t/
τ
4
))
K
1
= 8.03E-04
K2 = 1.03E-02
K3 = 1.64E-02
K4 = 3.75E-02
τ
1
= 3.39E-04
τ2
= 3.15E-03
τ3
= 1.06E-01
τ
4
= 2.066
Thermal Resistance, Case to Sink Lubricated
R
ΘC-S
Per Module 0.01 °C/W
Page 4
Powerex, Inc., Hillis S treet, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Dual Diode Isolated Module
600 Amperes / Up to 2400 Volts
Revision Date: 11/5/2002
LD41__60
Maximum Transient Thermal Impedance
0
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.001 0.01 0.1 1 10 100
Time - t - Seconds
Thermal Impedance - Zjc - °C/W
(Junction to Case)
LD41N
Maximum On-State Forward Voltage Drop
0.00
1.00
2.00
3.00
4.00
5.00
10 100 1000 10000 100000
Instanta n eo u s O n-State Current - I fm - Amperes
On-State Voltage - Vfm - Volts
( Tj = 150 °C )
LD4 1N
0
180
360
CONDUCTION ANGLE
Ma xim u m On -S tate Po wer D issip ation
15°
30°
60°
90°
120°
180°
0
100
200
300
400
500
600
700
0 100 200 300 400 500 600 700
Average On-State Current - If(av) - Amperes
Max. Power Dissipation Per Diode - Watts
(Sinusoidal Waveform)
LD41N
0
180
360
CONDUCTION ANGLE
Maxim um Allow a b le C a se Temp era ture
120°
90°
60°
30°
15°
180°
100
105
110
115
120
125
130
135
140
145
150
0 100 200 300 400 500 600 700
Averag e O n -S ta te C urr en t - If (av ) - Ampere s
Max. Case Temperature - Tcase -°
C
(Sinusoidal Wa veform)
LD41N
0
180
360
CONDUCTION ANGLE
Maximum On-State Power Dissipation
90°
60°
30°
120°
180°
270°
15°
360°
0
100
200
300
400
500
600
700
800
900
1000
0 200 400 600 800 1000
Average On-State Curren t - If(av) - Amperes
Max. Power Dissipation Per Diode - Watts
(Rectangular Waveform)
LD41N
0
180
360
CONDUCTION ANGLE
Maximum Allowable Case Temperature
270°
180°
120°
90°
60°
30°
15°
360°
80
90
100
110
120
130
140
150
0 200 400 600 800 1000
Average On-State Current - If(av) - Amperes
Max. Case Temperature - Tcase -°C
(Rectangular Waveform)
LD41N
Page 5
Powerex, Inc., Hillis S treet, Youngwood, Pennsylvania 15697 (724) 925-7272
POW-R-BLOK
TM
Dual Diode Isolated Module
600 Amperes / Up to 2400 Volts
Revision Date: 11/5/2002
LD41__60
Six-Pulse Bridge Circuit Total Power Dissipation & Maximum Rated Output Current With Sink to Ambient
Resistance of Heatsink as a Parameter.
Total Power Dissipation vs Maximum Rated Output Current
0
500
1000
1500
2000
2500
3000
3500
4000
0 500 1000 1500 2000
Maximum Bridge Output Current (A)
0
500
1000
1500
2000
2500
3000
3500
4000
Total Power Dissipation (W)
Powerex
LD41--60
Pow-R-Blok
6-Pulse Bridge
0
500
1000
1500
2000
2500
3000
3500
4000
0 20406080100120140
Ambient Temperature (C)
Total Power Dissipation (W)
0.30
0.20
0.15
0.12
0.10
0.08
0.06
0.05
0.04
0.03
0.025
0.02
0.015
0.01
Rth S-A (C/W)
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